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gnss-sdr/src/algorithms/libs/galileo_e6_signal_replica.h

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/*!
* \file galileo_e6_signal_replica.h
* \brief This library implements various functions for Galileo E6 signal
* replica generation
* \author Carles Fernandez-Prades, 2020. cfernandez(at)cttc.es
*
*
* -----------------------------------------------------------------------------
*
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
* This file is part of GNSS-SDR.
*
* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -----------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_GALILEO_E6_SIGNAL_REPLICA_H
#define GNSS_SDR_GALILEO_E6_SIGNAL_REPLICA_H
#include <array>
#include <complex>
#include <cstdint>
#include <string>
#if HAS_STD_SPAN
#include <span>
namespace own = std;
#else
#include <gsl/gsl>
namespace own = gsl;
#endif
/** \addtogroup Algorithms_Library
* \{ */
/** \addtogroup Algorithm_libs algorithms_libs
* \{ */
/*!
* \brief Generates Galileo E6B code at 1 sample/chip
*/
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void galileo_e6_b_code_gen_complex_primary(own::span<std::complex<float>> dest,
int32_t prn);
/*!
* \brief Generates Galileo E6B code at 1 sample/chip
*/
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void galileo_e6_b_code_gen_float_primary(own::span<float> dest, int32_t prn);
/*!
* \brief Generates Galileo E6B complex code, shifted to the desired chip and
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* sampled at a frequency sampling_freq
*/
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void galileo_e6_b_code_gen_complex_sampled(own::span<std::complex<float>> dest,
uint32_t prn,
int32_t sampling_freq,
uint32_t chip_shift);
/*!
* \brief Generates Galileo E6C codes at 1 sample/chip
*/
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void galileo_e6_c_code_gen_complex_primary(own::span<std::complex<float>> dest,
int32_t prn);
/*!
* \brief Generates Galileo E6C codes at 1 sample/chip
*/
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void galileo_e6_c_code_gen_float_primary(own::span<float> dest, int32_t prn);
/*!
* \brief Generates Galileo E6C complex codes, shifted to the desired chip and
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* sampled at a frequency sampling_freq
*/
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void galileo_e6_c_code_gen_complex_sampled(own::span<std::complex<float>> dest,
uint32_t prn,
int32_t sampling_freq,
uint32_t chip_shift);
/*!
* \brief Generates Galileo E6C secondary codes at 1 sample/chip
*/
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void galileo_e6_c_secondary_code_gen_complex(own::span<std::complex<float>> dest,
int32_t prn);
/*!
* \brief Generates Galileo E6C secondary codes at 1 sample/chip
*/
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void galileo_e6_c_secondary_code_gen_float(own::span<float> dest,
int32_t prn);
/*!
* \brief Generates a string with Galileo E6C secondary codes at 1 sample/chip
*/
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std::string galileo_e6_c_secondary_code(int32_t prn);
/** \} */
/** \} */
#endif // GNSS_SDR_GALILEO_E6_SIGNAL_REPLICA_H